{
    "tender_id": 3984584,
    "check": {
        "ok": true,
        "versions": 3,
        "broken_at": null
    },
    "formula": "content_hash = sha256(content); hash = sha256(prev_hash + \"\\n\" + tender_id + \"\\n\" + version + \"\\n\" + recorded_at + \"\\n\" + content_hash [+ \"\\n\" + actor, when the version has one])",
    "versions": [
        {
            "version": 1,
            "recorded_at": "2026-10-29T16:49:03Z",
            "content": "{\"url\": \"https://platforma-pesa.logintrade.net/portal,szczegolyZapytaniaOfertowe,0e5065f6a0046d317249e4afbdc841f0.html\", \"buyer\": \"PESA Mińsk Mazowiecki Spółka Akcyjna\", \"title\": \"Elementy metalowo-gumowe\", \"region\": \"mazowieckie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"mazowieckie\", \"source_id\": \"platforma-pesa-0e5065f6a0046d317249e4afbdc841f0\", \"deadline_at\": \"2026-11-05T15:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T14:26:00Z\"}",
            "content_hash": "f3af1206658a6169b014460c239b8a32f98db5838abb3e2fb9d473adc789dc07",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "80944a27ef0754052f518dd7684b18cc4e3f2ff83faf1d1d7fd7a7e03317981a",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-30T00:32:56Z",
            "content": "{\"url\": \"https://platforma-pesa.logintrade.net/portal,szczegolyZapytaniaOfertowe,0e5065f6a0046d317249e4afbdc841f0.html\", \"buyer\": \"PESA Mińsk Mazowiecki Spółka Akcyjna\", \"title\": \"Elementy metalowo-gumowe\", \"region\": \"mazowieckie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"platforma-pesa-0e5065f6a0046d317249e4afbdc841f0\", \"deadline_at\": \"2026-11-05T15:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T16:30:00Z\"}",
            "content_hash": "974066397dbc9f9ecb3a275648cb037554e337e36fedc148941526933a8f8d09",
            "prev_hash": "80944a27ef0754052f518dd7684b18cc4e3f2ff83faf1d1d7fd7a7e03317981a",
            "hash": "1884ec01e46512e277482cb65e088a322c6ff8cfe0759cd936bb21d0f6dca165",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-30T01:45:38Z",
            "content": "{\"url\": \"https://platforma-pesa.logintrade.net/portal,szczegolyZapytaniaOfertowe,0e5065f6a0046d317249e4afbdc841f0.html\", \"buyer\": \"PESA Mińsk Mazowiecki Spółka Akcyjna\", \"title\": \"Elementy metalowo-gumowe\", \"region\": \"mazowieckie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"platforma-pesa-0e5065f6a0046d317249e4afbdc841f0\", \"deadline_at\": \"2026-11-05T15:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T16:30:00Z\", \"procedure_url\": \"https://platforma-pesa.logintrade.net/portal,szczegolyZapytaniaOfertowe,0e5065f6a0046d317249e4afbdc841f0.html\"}",
            "content_hash": "319dfc1fdb84b53bd1fba1fd3a8f748517279bbbac5a402a37fe2289a294eb4e",
            "prev_hash": "1884ec01e46512e277482cb65e088a322c6ff8cfe0759cd936bb21d0f6dca165",
            "hash": "551bdea0bdb2763205fa02be91c95999c3bad3d1eb83e584903462e0ffb067ac",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        }
    ]
}